package cn.lili.modules.promotion.mapper;

import cn.lili.modules.promotion.entity.dos.PromotionGoods;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.baomidou.mybatisplus.core.toolkit.Constants;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;

import java.util.Date;

/**
 * 促销商品数据处理层
 *
 * @author Chopper
 * @since 2020/8/21
 */
public interface PromotionGoodsMapper extends BaseMapper<PromotionGoods> {

	/**
	 * 查询参加活动促销商品是否同时参加指定类型的活动
	 *
	 * @param promotionType
	 *            促销类型
	 * @param skuId
	 *            skuId
	 * @param startTime
	 *            开始时间
	 * @param endTime
	 *            结束时间
	 * @return 共参加了几种活动
	 */
	@Select("select count(0) from li_promotion_goods where promotion_type = #{promotionType} and sku_id = #{skuId} and ("
			+ "( start_time < #{startTime}  && end_time > #{startTime} ) || ( start_time < #{endTime}  && end_time > #{endTime} ) || "
			+ "( start_time < #{startTime}  && end_time > #{endTime} ) || ( start_time > #{startTime}  && end_time < #{endTime} )"
			+ ")")
	Integer selectInnerOverlapPromotionGoods(@Param("promotionType") String promotionType, @Param("skuId") String skuId,
			@Param("startTime") Date startTime, @Param("endTime") Date endTime);

	/**
	 * 查询参加活动促销商品是否同时参加指定类型的活动
	 *
	 * @param promotionType
	 *            促销类型
	 * @param skuId
	 *            skuId
	 * @param startTime
	 *            开始时间
	 * @param endTime
	 *            结束时间
	 * @param promotionId
	 *            促销活动ID
	 * @return 共参加了几种活动
	 */
	@Select("select count(0) from li_promotion_goods where promotion_type = #{promotionType} and sku_id = #{skuId} and ("
			+ "( start_time < #{startTime}  && end_time > #{startTime} ) || ( start_time < #{endTime}  && end_time > #{endTime} ) || "
			+ "( start_time < #{startTime}  && end_time > #{endTime} ) || ( start_time > #{startTime}  && end_time < #{endTime} )"
			+ ") and promotion_id != #{promotionId}")
	Integer selectInnerOverlapPromotionGoodsWithout(@Param("promotionType") String promotionType,
			@Param("skuId") String skuId, @Param("startTime") Date startTime, @Param("endTime") Date endTime,
			@Param("promotionId") String promotionId);

	/**
	 * 查询参加活动促销商品价格
	 *
	 * @param queryWrapper
	 *            查询条件
	 * @return 共参加了几种活动
	 */
	@Select("select price from li_promotion_goods ${ew.customSqlSegment} ")
	Double selectPromotionsGoodsPrice(@Param(Constants.WRAPPER) Wrapper<PromotionGoods> queryWrapper);
}